/* GROW Platform - Framework CSS Moderno 2025 */

/* Variables CSS modernas */
:root {
    /* Colores corporativos */
    --corporate-black: #000000;
    --corporate-red: #FF0000;
    --corporate-sepia: #1C1C1C;
    --corporate-white: #FFFFFF;
    
    /* Gradientes modernos */
    --gradient-primary: linear-gradient(135deg, #000000 0%, #1C1C1C 50%, #2A2A2A 100%);
    --gradient-accent: linear-gradient(135deg, #FF0000 0%, #CC0000 100%);
    --gradient-glass: linear-gradient(135deg, rgba(28, 28, 28, 0.8) 0%, rgba(42, 42, 42, 0.6) 100%);
    
    /* Sombras modernas */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.2);
    --shadow-xl: 0 16px 64px rgba(0, 0, 0, 0.25);
    --shadow-red: 0 8px 32px rgba(255, 0, 0, 0.2);
    
    /* Espaciado moderno */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    
    /* Tipografía moderna */
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    
    /* Bordes modernos */
    --border-radius-sm: 6px;
    --border-radius-md: 12px;
    --border-radius-lg: 16px;
    --border-radius-xl: 24px;
    --border-radius-full: 9999px;
    
    /* Transiciones modernas */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

/* Reset moderno */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    background: var(--gradient-primary);
    color: var(--corporate-white);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
}

/* Layout moderno */
.container-modern {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

.grid-modern {
    display: grid;
    gap: var(--space-lg);
}

.grid-1 { grid-template-columns: 1fr; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 768px) {
    .grid-2, .grid-3, .grid-4 {
        grid-template-columns: 1fr;
    }
}

/* Cards modernas 2025 */
.card-2025 {
    background: var(--gradient-glass);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 0, 0, 0.2);
    border-radius: var(--border-radius-lg);
    padding: var(--space-xl);
    position: relative;
    overflow: hidden;
    transition: all var(--transition-normal);
}

.card-2025::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--gradient-accent);
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.card-2025:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-red);
    border-color: var(--corporate-red);
}

.card-2025:hover::before {
    opacity: 1;
}

/* Botones modernos 2025 */
.btn-2025 {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-lg);
    background: var(--gradient-accent);
    color: var(--corporate-white);
    border: none;
    border-radius: var(--border-radius-md);
    font-weight: 600;
    font-size: var(--font-size-base);
    text-decoration: none;
    cursor: pointer;
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.btn-2025::before {
    content: "";
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left var(--transition-slow);
}

.btn-2025:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-red);
}

.btn-2025:hover::before {
    left: 100%;
}

.btn-2025:active {
    transform: translateY(0);
}

/* Variantes de botones */
.btn-secondary {
    background: transparent;
    border: 2px solid var(--corporate-red);
    color: var(--corporate-red);
}

.btn-secondary:hover {
    background: var(--corporate-red);
    color: var(--corporate-white);
}

.btn-ghost {
    background: transparent;
    color: var(--corporate-white);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn-ghost:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--corporate-red);
}

/* Formularios modernos */
.form-group {
    margin-bottom: var(--space-lg);
}

.form-label {
    display: block;
    margin-bottom: var(--space-sm);
    font-weight: 600;
    color: var(--corporate-white);
}

.form-input {
    width: 100%;
    padding: var(--space-md);
    background: rgba(28, 28, 28, 0.8);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--border-radius-md);
    color: var(--corporate-white);
    font-size: var(--font-size-base);
    transition: all var(--transition-normal);
}

.form-input:focus {
    outline: none;
    border-color: var(--corporate-red);
    box-shadow: 0 0 0 3px rgba(255, 0, 0, 0.1);
}

.form-input::placeholder {
    color: rgba(255, 255, 255, 0.5);
}

/* Navegación moderna */
.nav-2025 {
    background: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 0, 0, 0.2);
    padding: var(--space-md) 0;
    position: sticky;
    top: 0;
    z-index: 1000;
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    font-size: var(--font-size-2xl);
    font-weight: 800;
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-links {
    display: flex;
    gap: var(--space-lg);
    list-style: none;
}

.nav-link {
    color: var(--corporate-white);
    text-decoration: none;
    font-weight: 500;
    transition: color var(--transition-normal);
    position: relative;
}

.nav-link::after {
    content: "";
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--corporate-red);
    transition: width var(--transition-normal);
}

.nav-link:hover {
    color: var(--corporate-red);
}

.nav-link:hover::after {
    width: 100%;
}

/* Modales modernos */
.modal-2025 {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2000;
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
}

.modal-2025.active {
    opacity: 1;
    visibility: visible;
}

.modal-content {
    background: var(--gradient-glass);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 0, 0, 0.3);
    border-radius: var(--border-radius-xl);
    padding: var(--space-2xl);
    max-width: 500px;
    width: 90%;
    transform: scale(0.9);
    transition: transform var(--transition-normal);
}

.modal-2025.active .modal-content {
    transform: scale(1);
}

/* Alertas modernas */
.alert-2025 {
    padding: var(--space-lg);
    border-radius: var(--border-radius-md);
    margin-bottom: var(--space-lg);
    border-left: 4px solid;
}

.alert-success {
    background: rgba(34, 197, 94, 0.1);
    border-color: #22c55e;
    color: #22c55e;
}

.alert-error {
    background: rgba(239, 68, 68, 0.1);
    border-color: #ef4444;
    color: #ef4444;
}

.alert-warning {
    background: rgba(245, 158, 11, 0.1);
    border-color: #f59e0b;
    color: #f59e0b;
}

/* Badges modernos */
.badge-2025 {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    padding: var(--space-xs) var(--space-sm);
    background: var(--corporate-red);
    color: var(--corporate-white);
    border-radius: var(--border-radius-full);
    font-size: var(--font-size-xs);
    font-weight: 600;
}

/* Tablas modernas */
.table-2025 {
    width: 100%;
    border-collapse: collapse;
    background: var(--gradient-glass);
    backdrop-filter: blur(20px);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
}

.table-2025 th {
    background: var(--corporate-black);
    color: var(--corporate-white);
    padding: var(--space-lg);
    text-align: left;
    font-weight: 600;
}

.table-2025 td {
    padding: var(--space-lg);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.table-2025 tr:hover {
    background: rgba(255, 0, 0, 0.05);
}

/* Animaciones modernas */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes pulse {
    0%, 100% {
        transform: scale(1);
    }
    50% {
        transform: scale(1.05);
    }
}

.animate-fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

.animate-slide-in-right {
    animation: slideInRight 0.6s ease-out;
}

.animate-pulse {
    animation: pulse 2s infinite;
}

/* Utilidades modernas */
.text-gradient {
    background: var(--gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.glass-effect {
    background: var(--gradient-glass);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.hover-lift {
    transition: transform var(--transition-normal);
}

.hover-lift:hover {
    transform: translateY(-4px);
}

/* Responsive moderno */
@media (max-width: 1024px) {
    .container-modern {
        padding: 0 var(--space-md);
    }
}

@media (max-width: 768px) {
    :root {
        --space-lg: 1rem;
        --space-xl: 1.5rem;
        --space-2xl: 2rem;
    }
    
    .nav-links {
        gap: var(--space-md);
    }
    
    .card-2025 {
        padding: var(--space-lg);
    }
}

/* Scrollbar moderna */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--corporate-sepia);
}

::-webkit-scrollbar-thumb {
    background: var(--corporate-red);
    border-radius: var(--border-radius-sm);
}

::-webkit-scrollbar-thumb:hover {
    background: #CC0000;
}

/* Estados de carga modernos */
.skeleton {
    background: linear-gradient(90deg, #1C1C1C 25%, #2A2A2A 50%, #1C1C1C 75%);
    background-size: 200% 100%;
    animation: loading 1.5s infinite;
    border-radius: var(--border-radius-md);
}

@keyframes loading {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* Accesibilidad */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Focus states modernos */
.btn-2025:focus,
.form-input:focus,
.nav-link:focus {
    outline: 2px solid var(--corporate-red);
    outline-offset: 2px;
}